crosstalk 1.1.0

shiny and ggplot2 are now Suggested packages instead of Imported packages.

Upgrade to Bootstrap v3.4.1 and jQuery v3.4.1.

crosstalk 1.0.1

selection_factor behavior was no longer correct with ggplot2 2.2.0, which changed its algorithm for stacking order. Added a reverse argument that defaults to detecting ggplot2 version and acting accordingly.